<template>
  <div :class="className" :style="{height:height,width:width}" />
</template>

<script>
import { apiDs } from "@/api/openapi";
import * as echarts from 'echarts';
require('echarts/theme/macarons') // echarts theme
import resize from './mixins/resize'

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: 'chart'
    },
    width: {
      type: String,
      default: '100%'
    },
    height: {
      type: String,
      default: '350px'
    },
    autoResize: {
      type: Boolean,
      default: true
    },
    chartData: {
      type: Object,
      required: true
    }
  },
  data() {
    return {
      chart: null,
      dsData: null,
      xdata:[],
      ydata:[]
    }
  },
  mounted() {    
    apiDs("chart_asset_category").then(response=>{
      this.dsData = response.data;
      let xdata = [];
      let ydata = [];
      response.data.forEach(row => {
        xdata.push(row.name);
        ydata.push(row.value);
      });
      this.xdata = xdata;
      this.ydata = ydata;

      this.$nextTick(() => {
        this.initChart()
      })
    })
  },
  beforeDestroy() {
    if (!this.chart) {
      return
    }
    this.chart.dispose()
    this.chart = null
  },
  methods: {
    initChart() {
      this.chart = echarts.init(this.$el, 'macarons')
      this.setOptions(this.chartData)
    },
    setOptions({ expectedData, actualData } = {}) {
      this.chart.setOption({
        xAxis: {
          data: this.xdata,
          boundaryGap: false,
          axisTick: {
            show: false
          }
        },
        grid: {
          left: 10,
          right: 10,
          bottom: 20,
          top: 30,
          containLabel: true
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross'
          },
          padding: [5, 10]
        },
        yAxis: {
          axisTick: {
            show: false
          }
        },
        series: [{
          type: 'line',
          data: this.ydata,
          animationDuration: 2800,
          animationEasing: 'cubicInOut'
        }]
      })
    }
  }
}
</script>
